Exhibit 15-6

Question 83
Multiple Choice

Exhibit 15-6.Tiffany & Co.has been the world's premier jeweler since 1837.The performance of Tiffany's stock is likely to be strongly influenced by the economy.Monthly data for Tiffany's risk-adjusted return and the risk-adjusted market return are collected for a five-year period (n = 60).The accompanying table shows the regression results when estimating the CAPM model for Tiffany's return. img Refer to Exhibit 15-6.When testing whether there are abnormal returns,the conclusion to the test is at the 5% significance level is: A)Reject H0,and conclude there are abnormal returns. B)Do not reject H0,and conclude there are abnormal returns. C)Reject H0,and do not conclude there are abnormal returns. D)Do not reject H0,and do not conclude there are abnormal returns.